Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

ROCK CREEK (RCEC1)

Lat: 37.55983°NLon: 118.67841°WElev: 7103.0ft.

NA

79°F

26°C

Humidity 23%
Wind Speed SE 6 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Heat Index78°F (26°C)
Last update 11 Aug 02:04 PM PDT
Extended Forecast for

11 Miles WNW Chalfant CA

Flood Watch August 12, 02:00pm until August 13, 09:00pm
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 78. Southwest wind around 10 mph.

    High: 78 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Areas of smoke before 1am, then areas of smoke after 2am. Partly cloudy, with a low around 58. South wind around 5 mph becoming north in the evening.

    Low: 58 °F

    Chance
    Showers then
    Areas Smoke

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Areas of smoke before 9am. Partly sunny, with a high near 73. West wind 5 to 10 mph becoming south in the morning.  Chance of precipitation is 70%.

    High: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly after 11pm.  Areas of smoke after midnight. Mostly cloudy, with a low around 53. East wind around 5 mph becoming west after midnight.

    Low: 53 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am.  Partly sunny, with a high near 70. West wind 5 to 10 mph becoming south in the morning.  Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 49. Southwest wind around 5 mph becoming northwest in the evening.

    Low: 49 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southwest wind around 10 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Areas of smoke before 1am, then areas of smoke after 2am. Partly cloudy, with a low around 58. South wind around 5 mph becoming north in the evening.
Wednesday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Areas of smoke before 9am. Partly sunny, with a high near 73. West wind 5 to 10 mph becoming south in the morning. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly after 11pm. Areas of smoke after midnight. Mostly cloudy, with a low around 53. East wind around 5 mph becoming west after midnight.
Thursday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 70. West wind 5 to 10 mph becoming south in the morning. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 49. Southwest wind around 5 mph becoming northwest in the evening.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Sunny, with a high near 76.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Chalfant CA
 37.58°N 118.56°W (Elev. 7602 ft)
11:30 am PDT Aug 11, 2026
2pm PDT Aug 11, 2026-6pm PDT Aug 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database